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2025-12-02 - 18:22
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackeslot4.osadl.org (updated Tue Dec 02, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1257641994640,4cyclictest1545197-21fwupd11:18:132
125764199341,21cyclictest1495523-21df10:40:142
1257641993329,2cyclictest0-21swapper/209:20:162
125764199330,23cyclictest1571874-21sort11:40:202
125764199321,22cyclictest1361378-21apt-get08:50:132
1257641993117,4cyclictest1495045-21sh10:39:592
125764199311,3cyclictest1278568-21apt-get07:30:152
125764199310,21cyclictest0-21swapper/210:25:152
125764199301,2cyclictest1381377-21diskmemload10:06:002
125764199300,3cyclictest1594391-21ntpq11:55:222
1257643992817,2cyclictest191rcu_preempt09:49:373
1257641992820,2cyclictest1268460-21apt-get07:20:122
1257641992819,1cyclictest0-21swapper/211:37:102
125764199281,2cyclictest1381377-21diskmemload10:46:372
125764199280,21cyclictest1437361-21ssh09:53:432
1257641992719,1cyclictest0-21swapper/211:32:102
1257641992717,3cyclictest1273507-21apt-get07:25:122
125764199271,2cyclictest1381377-21diskmemload09:17:132
125764199271,2cyclictest1381377-21diskmemload09:17:122
125764199270,21cyclictest1645548-21ssh12:36:172
125764199270,21cyclictest1600740-21ps12:00:222
125764199270,21cyclictest1381377-21diskmemload12:26:412
1257643992622,3cyclictest1583670-21ls11:50:003
1257643992622,3cyclictest1583670-21ls11:49:593
125764399261,21cyclictest1387956-21apt-get09:15:143
125764399261,21cyclictest1387956-21apt-get09:15:133
1257641992619,2cyclictest1381377-21diskmemload11:02:072
1257641992619,1cyclictest0-21swapper/211:25:482
1257641992615,2cyclictest1366433-21apt-get08:55:152
125764199261,3cyclictest1621761-21apt-get12:20:142
125764199261,2cyclictest1381377-21diskmemload10:50:432
125764199261,22cyclictest1425515-21apt-get09:45:122
125764199260,23cyclictest1315534-21taskset08:05:152
125763699261,21cyclictest1381377-21diskmemload11:25:111
125763699261,21cyclictest0-21swapper/111:15:131
125763399260,24cyclictest1421498-21/usr/sbin/munin09:40:180
125764399251,21cyclictest1406897-21df_inode09:30:133
125764199252,20cyclictest1400497-21apt-get09:25:132
1257641992520,3cyclictest1419209-21apt-get09:40:132
125764199251,21cyclictest1546111-21ssh11:20:122
125764199251,21cyclictest1381377-21diskmemload11:50:062
125764199251,21cyclictest0-21swapper/208:30:192
125764199250,23cyclictest1518995-21ssh10:56:022
125764199250,22cyclictest1299547-21sed07:50:022
125763699252,21cyclictest1406734-21apt-get09:30:121
1257636992520,3cyclictest1615153-21turbostat12:15:011
1257636992519,5cyclictest1585623-21grep11:50:191
125763699251,22cyclictest1565573-21irqcore11:35:171
125763699251,21cyclictest0-21swapper/111:50:001
125763699251,21cyclictest0-21swapper/111:50:001
125763699250,22cyclictest1615473-21taskset12:15:121
125764399241,20cyclictest1514295-21apt-get10:55:143
125764399240,20cyclictest0-21swapper/312:15:133
125764399240,1cyclictest0-21swapper/311:12:123
1257641992420,2cyclictest1376558-21apt-get09:05:122
125764199241,2cyclictest1577681-21apt-get11:45:132
125764199241,2cyclictest1577681-21apt-get11:45:122
125764199241,2cyclictest1457709-21apt-get10:10:142
125764199241,21cyclictest1314377-21ntpq08:00:212
125764199241,19cyclictest0-21swapper/212:10:142
125764199240,23cyclictest1346601-21ps08:35:172
125764199240,22cyclictest1634358-21/usr/sbin/munin12:30:252
125764199240,21cyclictest0-21swapper/208:25:122
1257636992421,2cyclictest1489578-21ssh10:35:171
1257636992419,2cyclictest0-21swapper/109:10:141
125763699241,3cyclictest0-21swapper/109:25:211
125763699241,2cyclictest1531447-21switchtime11:05:251
125763699241,21cyclictest1339850-21sshd08:25:201
125763699241,21cyclictest1284087-21apt-get07:35:141
125763699241,20cyclictest1351205-21apt-get08:40:141
125763699241,20cyclictest0-21swapper/108:50:131
125763699240,22cyclictest1431032-21ssh09:48:371
125763399243,20cyclictest0-21swapper/011:39:490
125763399241,19cyclictest1381377-21diskmemload12:33:560
1257643992319,3cyclictest1476532-21ssh10:25:143
125764399230,4cyclictest1552612-21ssh11:25:123
125764399230,22cyclictest1567870-21kthreadcore11:35:203
125764199232,20cyclictest401ktimers/207:14:232
1257641992318,4cyclictest1411442-21ssh09:31:052
1257641992318,3cyclictest1257648-21latency_hist07:10:012
125764199231,2cyclictest1381377-21diskmemload11:05:072
125764199231,2cyclictest1381377-21diskmemload10:02:042
125764199231,2cyclictest1325772-21apt-get08:15:122
125764199231,20cyclictest0-21swapper/209:10:252
125764199231,19cyclictest0-21swapper/211:10:112
125764199230,20cyclictest1470641-21hddtemp_smartct10:20:162
125764199230,20cyclictest0-21swapper/210:15:132
1257636992319,3cyclictest0-21swapper/109:54:321
1257636992319,2cyclictest1590317-21apt-get11:55:121
1257636992317,4cyclictest1449129-21grep10:00:241
125763699231,2cyclictest1521155-21diskstats11:00:151
125763699231,2cyclictest1381377-21diskmemload12:30:441
125763699231,2cyclictest1381377-21diskmemload10:49:281
125763699231,2cyclictest1381377-21diskmemload09:17:051
125763699231,2cyclictest1381377-21diskmemload09:17:041
125763699231,2cyclictest1345127-21/usr/sbin/munin08:30:241
125763699231,2cyclictest0-21swapper/111:25:001
125763699231,19cyclictest0-21swapper/111:30:021
125763699230,21cyclictest1571534-21diskstats11:40:171
125763699230,21cyclictest1480593-21ntpq10:25:241
125763699230,21cyclictest1460904-21grep10:10:201
125763699230,21cyclictest1299494-21latency_hist07:50:011
125763699230,19cyclictest0-21swapper/110:40:091
1257633992320,2cyclictest1583998-21apt-get11:50:140
1257633992320,2cyclictest1451049-21apt-get10:05:130
1257633992319,3cyclictest1381377-21diskmemload12:20:280
1257633992318,4cyclictest1494568-21ssh10:38:240
1257633992317,4cyclictest0-21swapper/008:14:590
125763399231,2cyclictest1558764-21apt-get11:30:130
125763399231,2cyclictest1508010-21apt-get10:50:120
125763399231,2cyclictest1417046-21ntpq09:35:230
125763399231,2cyclictest1381377-21diskmemload12:10:440
125763399231,2cyclictest1310402-21apt-get08:00:110
125763399231,21cyclictest1381377-21diskmemload09:29:110
125763399231,20cyclictest1615466-21apt-get12:15:120
125763399231,20cyclictest1431787-21apt-get09:50:120
125763399230,22cyclictest1299203-21munin-run07:50:010
125763399230,21cyclictest1596901-21fw_forwarded_lo12:00:120
125763399230,21cyclictest1443528-21ssh09:58:240
1257643992219,2cyclictest1381377-21diskmemload12:23:503
1257643992219,2cyclictest1381377-21diskmemload12:01:503
1257643992219,2cyclictest1381377-21diskmemload11:04:163
1257643992219,2cyclictest1305268-21apt-get07:55:033
1257643992219,1cyclictest0-21swapper/311:30:123
1257643992218,2cyclictest1341517-21sort08:30:163
125764399221,2cyclictest1563520-21kworker/u8:0+rpciod12:30:213
125764399221,2cyclictest1381377-21diskmemload10:11:543
125764399221,20cyclictest1381377-21diskmemload09:21:133
125764399221,20cyclictest0-21swapper/310:45:223
125764399221,1cyclictest1381377-21diskmemload12:07:073
125764399220,3cyclictest1576250-21ssh11:41:263
125764399220,3cyclictest1381377-21diskmemload10:42:473
125764399220,2cyclictest510-21dbus-daemon07:35:003
125764399220,2cyclictest1464004-21ssh10:15:133
125764399220,21cyclictest1381377-21diskmemload12:14:593
125764399220,21cyclictest1381377-21diskmemload10:06:483
125764399220,20cyclictest1381377-21diskmemload10:32:433
125764399220,19cyclictest1381706-21ssh09:10:143
125764399220,19cyclictest0-21swapper/311:55:123
125764399220,19cyclictest0-21swapper/309:25:123
125764399220,19cyclictest0-21swapper/308:15:113
1257641992219,2cyclictest1381377-21diskmemload12:15:112
1257641992219,2cyclictest1289203-21apt-get07:40:122
1257641992219,2cyclictest0-21swapper/207:55:182
1257641992218,2cyclictest0-21swapper/212:05:152
1257636992220,1cyclictest1412975-21ssh09:35:131
1257636992219,2cyclictest1628072-21apt-get12:25:141
1257636992219,2cyclictest1381377-21diskmemload10:31:471
1257636992219,2cyclictest1330852-21apt-get08:20:111
1257636992219,2cyclictest0-21swapper/110:20:511
1257636992219,1cyclictest1356304-21apt-get08:45:151
1257636992219,1cyclictest0-21swapper/110:15:101
1257636992218,2cyclictest1419374-21df_inode09:40:141
125763699221,2cyclictest0-21swapper/109:55:121
125763699221,20cyclictest64-21kcompactd009:04:041
125763699221,20cyclictest0-21swapper/110:56:351
125763699221,1cyclictest1381377-21diskmemload12:35:391
125763699221,1cyclictest0-21swapper/111:10:151
125763699221,19cyclictest0-21swapper/108:00:051
125763699220,3cyclictest1607439-21ssh12:05:331
125763699220,2cyclictest0-21swapper/108:10:131
125763699220,21cyclictest1399526-21ssh09:22:571
125763699220,20cyclictest0-21swapper/112:02:281
125763699220,20cyclictest0-21swapper/110:51:561
125763699220,19cyclictest0-21swapper/112:20:041
125763699220,19cyclictest0-21swapper/110:05:011
1257633992218,3cyclictest1366162-21sh08:55:000
125763399221,2cyclictest1381377-21diskmemload10:02:430
125763399221,20cyclictest1381377-21diskmemload11:45:290
125763399221,20cyclictest1381377-21diskmemload11:45:280
125763399221,20cyclictest1381377-21diskmemload11:06:010
125763399221,20cyclictest1315531-21apt-get08:05:160
125763399221,20cyclictest1305312-21apt-get07:55:180
125763399221,20cyclictest0-21swapper/011:44:390
125763399221,20cyclictest0-21swapper/008:40:200
125763399221,19cyclictest1486829-21ntpq10:30:210
125763399221,19cyclictest1464000-21apt-get10:15:130
125763399220,3cyclictest1539306-21ssh11:14:290
125763399220,2cyclictest1495378-21taskset10:40:130
125763399220,2cyclictest1381377-21diskmemload09:12:360
125763399220,21cyclictest1381377-21diskmemload12:06:120
125763399220,20cyclictest1514684-21hddtemp_smartct10:55:170
1257643992119,1cyclictest1412967-21apt-get09:35:133
1257643992119,1cyclictest1381377-21diskmemload12:35:233
1257643992119,1cyclictest1381377-21diskmemload10:03:523
1257643992119,1cyclictest0-21swapper/311:21:503
1257643992119,1cyclictest0-21swapper/309:55:123
1257643992119,1cyclictest0-21swapper/307:45:123
1257643992118,2cyclictest1381377-21diskmemload11:08:123
1257643992118,2cyclictest1381377-21diskmemload10:21:453
1257643992118,1cyclictest0-21swapper/308:35:133
125764399211,1cyclictest0-21swapper/309:05:123
125764399211,19cyclictest0-21swapper/311:15:373
125764399210,2cyclictest1381377-21diskmemload10:50:273
125764399210,20cyclictest1381377-21diskmemload09:51:483
125764399210,1cyclictest1628080-21ssh12:25:123
125764399210,19cyclictest0-21swapper/310:39:113
125764399210,19cyclictest0-21swapper/308:40:143
125764199210,20cyclictest0-21swapper/207:35:152
125764199210,1cyclictest0-21swapper/208:40:142
1257636992119,1cyclictest0-21swapper/108:15:111
125763699210,20cyclictest1346106-21apt-get08:35:131
125763699210,20cyclictest0-21swapper/107:59:321
125763699210,20cyclictest0-21swapper/107:25:121
1257633992119,1cyclictest64-21kcompactd007:12:460
1257633992119,1cyclictest1520814-21apt-config11:00:000
1257633992119,1cyclictest0-21swapper/010:45:250
1257633992119,1cyclictest0-21swapper/010:20:340
1257633992119,1cyclictest0-21swapper/008:30:120
1257633992118,2cyclictest1407253-21tr09:30:160
1257633992118,2cyclictest1381377-21diskmemload12:29:160
1257633992118,1cyclictest0-21swapper/011:55:140
1257633992117,3cyclictest1557492-21ssh11:26:530
125763399211,1cyclictest0-21swapper/009:45:110
125763399210,2cyclictest1381377-21diskmemload12:37:340
125763399210,20cyclictest1381377-21diskmemload10:10:480
125763399210,20cyclictest1381377-21diskmemload09:15:290
125763399210,20cyclictest1381377-21diskmemload09:15:290
125763399210,20cyclictest0-21swapper/010:28:150
1257643992018,1cyclictest0-21swapper/308:54:223
1257643992018,1cyclictest0-21swapper/308:13:493
1257643992018,1cyclictest0-21swapper/308:05:243
1257643992016,3cyclictest1268415-21apt-get07:20:033
1257643992016,2cyclictest1273511-21sshd07:25:123
125764399200,1cyclictest0-21swapper/308:55:153
125764399200,1cyclictest0-21swapper/308:45:143
125764399200,1cyclictest0-21swapper/308:00:113
125764399200,19cyclictest0-21swapper/307:35:143
1257641992018,1cyclictest0-21swapper/208:10:182
1257641992018,1cyclictest0-21swapper/207:54:102
1257641992017,2cyclictest1371484-21apt-get09:00:142
125764199200,1cyclictest0-21swapper/208:20:112
1257636992018,1cyclictest0-21swapper/107:30:151
1257636992017,2cyclictest1320374-21idleruntime-cro08:09:591
125763699200,19cyclictest0-21swapper/109:06:441
125763699200,18cyclictest0-21swapper/108:55:141
1257633992018,1cyclictest64-21kcompactd008:57:360
1257633992018,1cyclictest1381377-21diskmemload11:20:070
1257633992018,1cyclictest0-21swapper/011:15:310
1257633992017,2cyclictest1398965-21ssh09:21:100
125763399200,1cyclictest0-21swapper/008:46:510
1257643991917,1cyclictest1336424-21ps08:25:163
1257641991917,1cyclictest0-21swapper/207:15:112
1257636991917,1cyclictest0-21swapper/107:51:291
1257633991918,1cyclictest0-21swapper/008:25:210
1257633991918,1cyclictest0-21swapper/007:41:160
1257633991918,0cyclictest0-21swapper/008:15:100
1257633991917,1cyclictest64-21kcompactd009:05:400
1257633991917,1cyclictest0-21swapper/007:50:030
125763399190,1cyclictest64-21kcompactd008:24:160
1257643991817,1cyclictest64-21kcompactd008:20:303
1257643991815,2cyclictest1289697-21irqcore07:40:163
1257643991815,2cyclictest1258807-21kthreadcore07:10:163
1257641991814,2cyclictest0-21swapper/208:45:152
1257633991816,1cyclictest0-21swapper/007:25:210
1257643991716,1cyclictest0-21swapper/309:01:543
1257643991714,2cyclictest1304736-21apt-key07:55:013
1257636991715,1cyclictest0-21swapper/107:20:031
1257636991714,1cyclictest0-21swapper/107:10:121
1257633991614,2cyclictest245621450irq/127-enp0s29f1:rx-009:00:500
1257633991613,2cyclictest1288056-21ntpq07:35:230
1257643991514,1cyclictest64-21kcompactd007:18:093
125763699159,4cyclictest3471731-21systemd-journal07:15:101
1257633991513,1cyclictest521-21systemd-logind07:35:000
1257633991513,1cyclictest0-21swapper/007:16:320
1257633991512,2cyclictest1350932-21cron08:40:000
1257636991412,1cyclictest0-21swapper/107:42:531
125763399130,13cyclictest0-21swapper/007:20:170
125763399106,3cyclictest245621450irq/127-enp0s29f1:rx-007:10:010
12576439995,3cyclictest1257649-21sed07:10:013
12576369970,5cyclictest1257639-21latency_hist07:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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